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Sols 4468-4470: A Wintry Mix of Mars Science
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By NASA
3 min read
Preparations for Next Moonwalk Simulations Underway (and Underwater)
A team from University High School of Irvine, California, won the 2025 regional Science Bowl at NASA’s Jet Propulsion Laboratory on March 1. From left, co-coach Nick Brighton, sophomores Shloke Kamat and Timothy Chen, juniors Feodor Yevtushenko and Angelina Yan, senior Sara Yu, and coach David Knight.NASA/JPL-Caltech In a fast-paced competition, students showcased their knowledge across a wide range of science and math topics.
What is the molecular geometry of sulfur tetrafluoride? Which layer of the Sun is thickest? What is the average of the first 10 prime numbers? If you answered “see-saw,” “radiation zone,” and “12.9,” respectively, then you know a tiny fraction of what high school students must learn to compete successfully in the National Science Bowl.
On Saturday, March 1, students from University High School in Irvine answered enough of these kind of challenging questions correctly to earn the points to defeat 19 other high school teams, winning a regional Science Bowl competition hosted by NASA’s Jet Propulsion Laboratory in Southern California. Troy High, from Fullerton, won second place, while Arcadia High placed third.
Some 100 students gathered at JPL for the fast-paced event, which drew schools from across Los Angeles, Orange, and San Bernardino counties. Teams are composed of four students and one alternate, with a teacher serving as coach. Two teams at a time face off in a round robin tournament, followed by tie-breaker and double-elimination rounds, then final matches.
Students, coaches, and volunteers gathered on March 1 for the annual regional Science Bowl competition held at JPL, which has hosted the event since 1993.NASA/JPL-Caltech The questions — in biology, chemistry, Earth and space science, energy, mathematics, and physics — are at a college first-year level. Students spend months preparing, studying, quizzing each other, and practicing with “Jeopardy!”-style buzzers.
It was the third year in a row for a University victory at the JPL-hosted event, and the championship round with Troy was a nail-biter until the very last question. The University team only had one returning student from the previous year’s team, junior Feodor Yevtushenko. Both he and longtime team coach and science teacher David Knight said the key to success is specialization — with each student focusing on particular topic areas.
“I wake up and grind math before school,” Feodor said. “Being a jack-of-all-trades means you’re a jack-of-no-trades. You need ruthless precision and ruthless speed.”
University also won for four years in row from 2018 to 2021. The school’s victory this year enables its team to travel to Washington in late April and vie for ultimate dominance alongside other regional event winners in the national finals.
More than 10,000 students compete in some 115 regional events held across the country. Managed by the U.S. Department of Energy, the National Science Bowl was created in 1991 to make math and science fun for students, and to encourage them to pursue careers in those fields. It’s one of the largest academic competitions in the United States.
JPL’s Public Services Office coordinates the regional contest with the help of volunteers from laboratory staff and former Science Bowl participants in the local community. This year marked JPL’s 33rd hosting the event.
News Media Contact
Melissa Pamer
Jet Propulsion Laboratory, Pasadena, Calif.
626-314-4928
melissa.pamer@jpl.nasa.gov
2025-030
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Last Updated Mar 03, 2025 Related Terms
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By NASA
Preventing biofilm formation in space
Ashley Keeley, University of Idaho, holds an anti-bacterial coating sample.University of Idaho Student Payload Opportunity with Citizen Science Team Two anti-microbial coatings reduced formation of biofilms in microgravity and have potential for use in space. Controlling biofilms could help protect human health and prevent corrosion and degradation of equipment on future long-duration space missions.
Biofilms, communities of microorganisms that attach to a surface, can damage mechanical systems and present a risk of disease transmission. Bacteria Resistant Polymers in Space examined how microgravity affects polymer materials designed to prevent or reduce biofilm formation. Better anti-fouling coatings also could reduce disease transmission on Earth.
Evaluating organ changes in lunar gravity
Set up for the Mouse Epigenetics experiment aboard the International Space Station. NASA Researchers found different changes in gene expression and other responses to simulated lunar gravity levels in specific organs. This finding could help determine safe gravity thresholds and support development of ways to maintain skeletal and immune function on future space journeys.
Spaceflight can affect skeletal and immune system function, but the molecular mechanisms of these changes are not clear. Mouse Epigenetics, a JAXA (Japan Aerospace Exploration Agency) investigation, studied gene expression changes in mice that spent a month in space and in the DNA of their offspring. Results could help determine spaceflight’s long-term effects on genetic activity, including changes within individual organs and those that can be inherited later.
Performance report for cosmic ray observatory
The CALorimetric Electron Telescope instrument is visible on the far left of the space station’s Kibo laboratory module. JAXA (Japanese Aerospace Exploration Agency)/Norishige Kanai Researchers report on-orbit performance from the first 8 years of operation of the International Space Station’s cosmic ray observatory, CALET. The instrument has provided valuable data on cosmic ray, proton, and helium spectra; produced a gamma-ray sky map; observed gamma-ray bursts; and searched for gravitational wave counterparts and solar effects.
The JAXA CALorimetric Electron Telescope or CALET helps address questions such as the origin and acceleration of cosmic rays and the existence of dark matter and nearby cosmic-ray sources. The instrument also could help characterize risks from the radiation environment that humans and electronics experience in space.
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By NASA
First image captured by Firefly’s Blue Ghost lunar lander, taken shortly after confirmation of a successful landing at Mare Crisium on the Moon’s near side. This is the second lunar delivery of NASA science and tech instruments as part of the agency’s Commercial Lunar Payload Services initiative.Credit: Firefly Aerospace Carrying a suite of NASA science and technology, Firefly Aerospace’s Blue Ghost Mission 1 successfully landed at 3:34 a.m. EST on Sunday near a volcanic feature called Mons Latreille within Mare Crisium, a more than 300-mile-wide basin located in the northeast quadrant of the Moon’s near side.
The Blue Ghost lander is in an upright and stable configuration, and the successful Moon delivery is part of NASA’s CLPS (Commercial Lunar Payload Services) initiative and Artemis campaign. This is the first CLPS delivery for Firefly, and their first Moon landing.
The 10 NASA science and technology instruments aboard the lander will operate on the lunar surface for approximately one lunar day, or about 14 Earth days.
“This incredible achievement demonstrates how NASA and American companies are leading the way in space exploration for the benefit of all,” said NASA acting Administrator Janet Petro. “We have already learned many lessons – and the technological and science demonstrations onboard Firefly’s Blue Ghost Mission 1 will improve our ability to not only discover more science, but to ensure the safety of our spacecraft instruments for future human exploration – both in the short term and long term.”
Since launching from NASA’s Kennedy Space Center in Florida on Jan. 15, Blue Ghost traveled more than 2.8 million miles, downlinked more than 27 GB of data, and supported several science operations. This included signal tracking from the Global Navigation Satellite System (GNSS) at a record-breaking distance of 246,000 miles with the Lunar GNSS Receiver Experiment payload – showing NASA can use the same positioning systems on Earth when at the Moon. Science conducted during the journey also included radiation tolerant computing through the Van Allen Belts with the Radiation-Tolerant Computer System payload and measurements of magnetic field changes in space with the Lunar Magnetotelluric Sounder payload.
“The science and technology we send to the Moon now helps prepare the way for future NASA exploration and long-term human presence to inspire the world for generations to come,” said Nicky Fox, associate administrator for science at NASA Headquarters in Washington. “We’re sending these payloads by working with American companies – which supports a growing lunar economy.”
During surface operations, the NASA instruments will test and demonstrate lunar subsurface drilling technology, regolith sample collection capabilities, global navigation satellite system abilities, radiation tolerant computing, and lunar dust mitigation methods. The data captured will benefit humanity by providing insights into how space weather and other cosmic forces impact Earth.
Before payload operations conclude, teams will aim to capture imagery of the lunar sunset and how lunar dust reacts to solar influences during lunar dusk conditions, a phenomenon first documented by former NASA astronaut Eugene Cernan on Apollo 17. Following the lunar sunset, the lander will operate for several hours into the lunar night.
“On behalf of our entire team, I want to thank NASA for entrusting Firefly as their lunar delivery provider,” said Jason Kim, CEO of Firefly Aerospace. “Blue Ghost’s successful Moon landing has laid the groundwork for the future of commercial exploration across cislunar space. We’re now looking forward to more than 14 days of surface operations to unlock even more science data that will have a substantial impact on future missions to the Moon and Mars.”
To date, five vendors have been awarded 11 lunar deliveries under CLPS and are sending more than 50 instruments to various locations on the Moon, including the lunar South Pole. Existing CLPS contracts are indefinite-delivery, indefinite-quantity contracts with a cumulative maximum contract value of $2.6 billion through 2028.
Learn more about NASA’s CLPS initiative at:
https://www.nasa.gov/clps
-end-
Amber Jacobson / Karen Fox
Headquarters, Washington
202-358-1600
amber.c.jacobson@nasa.gov / karen.c.fox@nasa.gov
Natalia Riusech / Nilufar Ramji
Johnson Space Center, Houston
281-483-5111
nataila.s.riusech@nasa.gov / nilufar.ramji@nasa.gov
Antonia Jaramillo
Kennedy Space Center, Florida
321-501-8425
antonia.jaramillobotero@nasa.gov
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Last Updated Mar 02, 2025 LocationNASA Headquarters Related Terms
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By NASA
Curiosity Navigation Curiosity Home Mission Overview Where is Curiosity? Mission Updates Science Overview Instruments Highlights Exploration Goals News and Features Multimedia Curiosity Raw Images Images Videos Audio Mosaics More Resources Mars Missions Mars Sample Return Mars Perseverance Rover Mars Curiosity Rover MAVEN Mars Reconnaissance Orbiter Mars Odyssey More Mars Missions Mars Home 2 min read
Smooshing for Science: A Flat-Out Success
NASA’s Mars Perseverance rover acquired this image using its SHERLOC WATSON camera, located on the turret at the end of the rover’s robotic arm. The view is looking down at a flattened pile of tailings created by the coring of science target “Green Gardens,” so named because it contains serpentine, a mineral often green in color. The rover’s SHERLOC instrument (Scanning Habitable Environments with Raman & Luminescence for Organics & Chemicals) uses cameras, spectrometers, and a laser to search for organics and minerals that have been altered by watery environments and may be signs of past microbial life; in addition to its black-and-white context camera, SHERLOC is assisted by WATSON (Wide Angle Topographic Sensor for Operations and eNgineering), a color camera for taking close-up images of rock grains and surface textures. Perseverance acquired this image on Feb. 20, 2025 — sol 1424, or Martian day 1,424 of the Mars 2020 mission — at the local mean solar time of 13:11:41. This photo was selected by public vote and featured as “Image of the Week” for Week 210 (Feb. 16-22, 2025) of the Perseverance rover mission on Mars. NASA/JPL-Caltech Written by Henry Manelski, Ph.D. student at Purdue University
The Perseverance team is always looking for creative ways to use the tools we have on Mars to maximize the science we do. On the arm of the rover sits the SHERLOC instrument, which specializes in detecting organic compounds and is crucial in our search for signs of past microbial life. But finding these organics isn’t easy. The uppermost surface of most rocks Perseverance finds on Mars have been exposed to ultraviolet rays from the sun and the long-term oxidative potential of the atmosphere, both of which have the potential to break down organic compounds. For this reason, obtaining SHERLOC measurements from a “fresh” rock face is ideal. Last week the rover cored a serpentine-rich rock aptly named “Green Gardens,” resulting in a fresh pile of drill tailings. To get this material ready for the SHERLOC instrument, which requires a smooth area to obtain a measurement, the science team did something for the first time on Mars: We smooshed it!
Using the contact sensor of our sampling system, designed to indicate when our drill is touching a rock as it prepares to take a core, Perseverance pressed down into the tailings pile, compacting it into a flat, stable patch for SHERLOC to investigate. This unorthodox approach worked perfectly! The resulting SHERLOC spectral scan of these fresh tailings — which include serpentine, a mineral of key astrobiological interest — was a success. These flattened drill tailings are a great example of how a bit of out-of-the-box (or out-of-this-world!) thinking helps us maximize science on Mars. With this success behind us, the rover is rolling west toward the heart of “Witch Hazel Hill,” where more ancient rocks — and who knows what surprises — await!
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Last Updated Feb 28, 2025 Related Terms
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Sols 4466-4468: Heading Into the Small Canyon
NASA’s Mars rover Curiosity produced this image from its Mars Hand Lens Imager (MAHLI), located on the turret at the end of the rover’s robotic arm. This image is a combination of two MAHLI images, merged on the rover on Feb. 25, 2025 — sol 4464, or Martian day 4,464 of the Mars Science Laboratory mission — at 22:36:53 UTC. NASA/JPL-Caltech/MSSS Written by Susanne Schwenzer, Planetary Geologist at The Open University
Earth planning date: Wednesday, Feb. 26, 2025
The fine detail of the image above reminds us once again that geoscience — on Mars and on Earth — is an observational science. If you look at the image for a few moments, you will see that there are different areas made of different textures. You will also observe that some features appear to be more resistant to weathering than others, and as a consequence stand out from the surface or the rims of the block. Sedimentologists will study this and many other images in fine detail and compare them to similar images we have acquired along the most recent drive path. From that they put together a reconstruction of the environment billions of years in the past: Was it water or wind that laid down those rocks, and what happened next? Many of the knobbly textures might be from water-rock interaction that happened after the initial deposition of the material. We will see; the jury is out on what these details tell us, and we are looking closely at all those beautiful images and then will turn to the chemistry data to understand even more about those rocks.
In the caption of the image above it says “merged” images. This is an imaging process that happens aboard the rover — it takes two (or more) images of the same location on the same target, acquired at different focus positions, and merges them so a wider range of the rock is in focus. This is especially valuable on textures that have a high relief, such as the above shown example. The rover is quite clever, isn’t it?
In today’s plan MAHLI does not have such an elaborate task, but instead it is documenting the rock that the APXS instrument is measuring. The team decided that it is time for APXS to measure the regular bedrock again, because we are driving out of an area that is darker on the orbital image and into a lighter area. If you want, you can follow our progress on that orbital image. (But I am sure many of the regular readers of this blog know that!)
That bedrock target was named “Trippet Ranch.” ChemCam investigates the target “San Ysidro Trail,” which is a grayish-looking vein. As someone interested in water-rock interactions for my research, I always love plans that have the surrounding rock (the APXS target in this case) and the alteration features in the same location. This allows us to tease out which of the chemical components of the rock might have moved upon contact with water, and which ones have not.
As we are driving through very interesting terrain, with walls exposed on the mesas — especially Gould mesa — and lots of textures in the blocks around us, there are many Mastcam mosaics in today’s plan! The mosaics on “Lytle Creek,” “Round Valley,” “Heaton Flat,” “Los Liones,” and the single image on “Mount Pinos” all document this variety of structures, and another mosaic looks right at our workspace. It did not get a nice name as it is part of a series with a more descriptive name all called “trough.” We often do this to keep things together in logical order when it comes to imaging series. The long-distance RMIs in today’s plan are another example of this, as they are just called “Gould,” followed by the sol number they will be taken on — that’s 4466 — and a and b to distinguish the two from each other. Gould Mesa, the target of both of them, exposes many different structures and textures, and looking at such walls — geologists call them outcrops — lets us read the rock record like a history book! And it will get even better in the next few weeks as we are heading into a small canyon and will have walls on both sides. Lots of science to come in the next few downlinks, and lots of science on the ground already! I’d better get back to thinking about some of the data we have received recently, while the rover is busy exploring the ever-changing geology and mineralogy on the flanks of Mount Sharp.
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